private static void InitBackbuffer()
{
using ComPtr <ID3D11Resource> backbufferResource = default;
fixed(Guid *resourcePointer = &D3D11Resource)
{
CheckAndThrow(_swapChain.Get()->GetBuffer(0, resourcePointer, (void **)backbufferResource.GetAddressOf()), nameof(IDXGISwapChain.GetBuffer));
}
ID3D11RenderTargetView *backbuffer;
CheckAndThrow(_device.Get()->CreateRenderTargetView(backbufferResource.Get(), null, &backbuffer), nameof(ID3D11Device.CreateRenderTargetView));
_backbufferHandle = TextureManager.CreateManual(new Texture
{
Format = TextureFormats.RGBA32F,
Width = SwapChain.Width,
Height = SwapChain.Height,
BindFlags = D3D11_BIND_FLAG.D3D11_BIND_RENDER_TARGET,
D3DTarget = backbuffer,
Usage = D3D11_USAGE.D3D11_USAGE_IMMUTABLE
});
}